CHICAGO (CBS) — A man is believed to have committed suicide Tuesday morning in front of a day care facility in west suburban Western Springs, police said.

Officers were called about 6:20 a.m. to Bright Horizons Child Care Center at 4700 Commonwealth Avenue, according to Western Springs police.

First responders found 55-year-old Stephen M. Jackson unresponsive on the ground in front of the main entrance to the building with an apparent gunshot wound to the head, police said. He lived in the block.

Paramedics took the man to Hinsdale Hospital, where he was pronounced dead at 7:12 a.m., police said.

Police said the shooting was an apparent suicide, but their investigation was ongoing.

The day care was closed at the time, police said. It was expected to re-open about 1 p.m.

Police said Jackson was not a current or former employee of Bright Horizons and called the shooting an isolated incident.

(Source: Sun-Times Media Wire © Chicago Sun-Times 2018. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed.)